*Valid December 2, 2024 - December 25, 2024 at Canadian stores and at indigo.ca, while quantities last, with $50.00 or more pre-tax purchase of eligible product(s), after discounts and plum points redemptions. Minimum purchase amount excludes gift cards, plum+ memberships, Love of Reading products/donations, and shipping costs. Selection may vary between stores and online.
Mathematics Manual For Water And Wastewater Treatment Plant Operators: Basic Mathematics For Water And Wastewater Operators/en-ca/mathematics-manual-for-water-and-wastewater-treatment-plant-operators-basic-mathematics-for-water-and-wastewater-operators/D60611DD-6548-4E04-B0CE-4F8BA063CF3B.htmlD60611DD-6548-4E04-B0CE-4F8BA063CF3B
Mathematics Manual for Water and Wastewater Treatment Plant Operators: Basic Mathematics for Water and Wastewater Operators